Connects Napoli Garibaldi to Sorrento in about 75 minutes, with stops at Herculaneum, Pompeii, Torre del Greco and Castellammare di Stabia — the most common way to reach the excavations and the Coast.
- Price: Biglietto singolo €5, andata e ritorno €10
- Opening hours: Ogni 30 minuti, 5:39–22:14